Click on the third or sixth rank to set the en passant target square.

EGTB: win in 4 half-moves

# move score
1 Kc5 win in 3 half-moves
2 Kc4 win in 7 half-moves
3 Kd4 win in 7 half-moves
4 Ra5 win in 7 half-moves
5 Ka6 draw
6 Ka8 draw
7 Kb6 draw
8 Kb7 draw
9 Kb8 draw
10 Ke4 draw
11 Ke5 draw
12 Ra1 draw
13 Ra2 draw
14 Ra3 draw
15 Rb4 draw
16 Rc4 draw
17 Rd4 draw
18 Rg4 draw
19 Kc6 loss in 2 half-moves
20 Kd6 loss in 2 half-moves
21 Ke6 loss in 2 half-moves
22 Ra6 loss in 2 half-moves
23 Re4 loss in 2 half-moves
24 Rf4 loss in 2 half-moves
25 Rh4 loss in 2 half-moves